come off vs flake off

come off and flake off both are verbs.

Word	Noun	Adjective	Verb	Adverb
come off	No	No	Yes	No
flake off	No	No	Yes	No

As verbs, flake off is a hyponym of come off; that is, flake off is a word with a more specific, narrower meaning than come off:

Other hyponyms of come off include flake, peel, peel off, exfoliate.

come off (verb)	flake off (verb)
happen in a particular manner	come off in flakes or thin small pieces
come to be detached
break off (a piece from a whole)